W55RP20-S2E MQTTS(AWS) client Example (MicroPython)

This example demonstrates MQTTS(AWS) client on W55RP20 S2E via UART/SPI using MicroPython on a Raspberry Pi Pico (Master)

Grace_Koo

Published February 25, 2026

112 UCC

25 WCC

11 VAR

Components

Hardware components

WIZnet - W55RP20-EVB-Pico

x 1

WIZnet - W55RP20

x 1

Software Apps and online services

micropython - MicroPython

x 1

Project description

How to MQTTS (AWS IoT Core) Client Example (MicroPython) This program demonstrates how to configure the W55RP20-S2E board as an MQTTS Client (OP=6) using a Raspberry Pi Pico (Host) via UART or SPI. It establishes a secure connection to AWS IoT Core using SSL/TLS certificates to publish and subscribe to messages. Step 1: Prepare software The following software is required to run and test the MicroPython example. Thonny : An integrated development environment for MicroPython. used to write, upload, and run code. AWS IoT Setup & Certificate Download: Please refer to the…

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